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Financial risk management - Credit risk (Details) - ARS ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016
Credit risk |  |
Credit risk exposure |  |
Total financial assets | $ 18,016 |
Maximum holding period of deposits | 3 months |
Credit risk | Due |  |
Credit risk exposure |  |
Total financial assets | $ 1,807 |
Credit risk | Not due |  |
Credit risk exposure |  |
Total financial assets | 16,209 |
Cash and cash equivalents | Credit risk |  |
Credit risk exposure |  |
Total financial assets | 2,831 |
Cash and cash equivalents | Credit risk | Not due |  |
Credit risk exposure |  |
Total financial assets | 2,831 |
Investments | Credit risk |  |
Credit risk exposure |  |
Total financial assets | 6,082 |
Investments | Credit risk | Not due |  |
Credit risk exposure |  |
Total financial assets | 6,082 |
Trade receivables |  |
Credit risk exposure |  |
Overdue balances not covered by the allowance for doubtful accounts | 1,807 | $ 1,738
Trade receivables | Credit risk |  |
Credit risk exposure |  |
Total financial assets | 8,648 |
Trade receivables | Credit risk | Due |  |
Credit risk exposure |  |
Total financial assets | 1,807 |
Trade receivables | Credit risk | Not due |  |
Credit risk exposure |  |
Total financial assets | 6,841 |
Other receivables | Credit risk |  |
Credit risk exposure |  |
Total financial assets | 455 |
Other receivables | Credit risk | Not due |  |
Credit risk exposure |  |
Total financial assets | $ 455 |

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- Definition The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 35K -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_35K_a&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 36 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_36_a&doctype=Standard&book=B -URIDate 2017-03-09 + Details
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- Definition The maximum holding period for deposits made with leading high-credit-quality banking and financial institutions, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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